jedishrfu's latest activity

I was made aware of this by my doctor when we talked about whole milk vs 2% milk. Whole milk is made mostly of water, its ingredients...

Since ##4^x + x## is monotonically increasing, I would recommend that students make a rough estimation; they would then find that ##4^x...

Deep fakes are here. AI can now animate people long since gone making us believe they said something they didn’t. My favorites are the...

There is a video of a rock band. Their images playing the instruments were replaced by four notorious political figures of the past...

The Lambert function comes up in a lot of math videos. Here's one such video:

My high school friend in the 1960s played with this problem for a long time. I never understood what he was trying to determine. He was...

So it seems like the music producers were concerned about copyright issues. There's some other stuff in the Wikipedia article about...

and here's a tribute to Sam the Sham's song: and this article in wikipedia: https://en.wikipedia.org/wiki/Wooly_Bully

Interesting proof: my old teacher, not as old as Euclid, showed flaws in geometric intersections—arcs and lines often nearly intersect...

I had always heard it as "Here there be Dragons!" It kind of sounded like the classic pirate captain Long John Silver played by Robert...

One could argue that theres nothing under the Sun and yet every living thing is unique. An aside: If you were born in the year 1952...

That blogger skillfully dodged a plagiarism lawsuit.

Congratulations! It’s hard work writing and writing and rewriting a book. I’m went through that for a couple years and needed to...

Thanks, @wrobel, for posting these problem sets. How do these problems compare to Goldstein, Marion, or Taylor's books? Are they...

mech problems I like 3D problems more, but these are also great